Home / 9,577.26-13,217.88-5,386.32

Finding the Fourth Proportional to 9,577.26, 13,217.88 and 5,386.32

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Solution

The fourth proportional to 9,577.26, 13,217.88 and 5,386.32 is: 7,433.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,577.26 : 13,217.88 = 5,386.32 : x
  2. Step 2: Convert to fraction form
    9,577.26/13,217.88 = 5,386.32/x
  3. Step 3: Cross multiply
    9,577.26x = 13,217.88 × 5,386.32
  4. Step 4: Simplify right side
    9,577.26x = 71,195,731.40
  5. Step 5: Solve for x
    x = 71,195,731.40/9,577.26
  6. Step 6: Final answer
    x = 7,433.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.